.container1 {/*display: flex;*/
    flex-direction: column;
    justify-content: center;
    align-items: center;
    left: 0px;
    top: 0px;
    width: 454px;
    height: 454px;
}
.container2 {
    flex-direction: row;
    justify-content: center;
    align-items: center;
    width: 454px;
    height: 250px;
    margin-top:50px;
}
.pv1{
    width:30px;
    height:250px;
}
.pv2{
    width:80px;
    height:250px;
}
.txt{
    text-align:center;
    width:50px;
    height:36px;
}
.img {
    width: 208px;
    height: 208px;
    margin-left:15px;
    margin-right:15px;
}

.btn {
    width: 200px;
    height: 50px;
    font-size: 38px; /*在运动手表中，只支持30px和38px，缺省值为30px*/
    background-color: black;
    border-color: #000000;
}
